Finding the Fourth Proportional to 12,058.06, 16,634.58 and 7,810.54

Step by Step Solution

1. Step 1: Write the proportion equation
   12,058.06 : 16,634.58 = 7,810.54 : x
2. Step 2: Convert to fraction form
   12,058.06/16,634.58 = 7,810.54/x
3. Step 3: Cross multiply
   12,058.06x = 16,634.58 × 7,810.54
4. Step 4: Simplify right side
   12,058.06x = 129,925,010.89
5. Step 5: Solve for x
   x = 129,925,010.89/12,058.06
6. Step 6: Final answer
   x = 10,774.95